package com.heimaboot.dao;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.heimaboot.domin.Book;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

/**
 * @author sxd
 * @create 2022-07 -1017:07:19
 */
@Mapper//注解形式
//extends BaseMapper<实体类> 这样plus就已经有了很多简单的sql方法了
public interface BookDao extends BaseMapper<Book>{

}
